/*-
 * ============LICENSE_START=======================================================
 * SDC
 * ================================================================================
 * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ============LICENSE_END=========================================================
 */

package org.openecomp.sdcrests.vendorsoftwareproducts.types.validation;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.ArrayList;
import java.util.List;

public class StringValidator implements ConstraintValidator<ValidateString, String> {

  private List<String> valueList;
  boolean isCaseSensitive;

  @Override
  public void initialize(ValidateString constraintAnnotation) {
    valueList = new ArrayList<String>();
    isCaseSensitive = constraintAnnotation.isCaseSensitive();
    for (String val : constraintAnnotation.acceptedValues()) {
      if (!isCaseSensitive) {
        val = val.toUpperCase();
      }
      valueList.add(val);
    }
  }

  @Override
  public boolean isValid(String value, ConstraintValidatorContext context) {
    if (!isCaseSensitive) {
      value = value.toUpperCase();
    }
    if (value != null && !valueList.contains(value)) {
      return false;
    }
    return true;
  }

}
